Objects in the image:
category: person
category: train
category: person

Guessing-game dialogue about one of the objects:
q: is it part of the train?
a: No
q: is it a plant or tree?
a: No
q: is it part of the train track?
a: No
q: is it a mountain?
a: No
q: is it a person?
a: Yes
q: is it the guy on the right?
a: No